Transaction Monitoring Developer

For our client in the banking sector we're looking for an expert consultant to finalise transaction monitoring related development needs. Must-have knowledge and experienceExpert knowledge of data engineering and technologies such as Hadoop, Hive, Spark, Sqoop, SQL/PLSQL, Oozie workflows, Kafka, Python, and PySparkFamiliarity with file formats such as XML, JSON, CSV, and ParquetExperience in deg strategic data delivery solutions based on business requirements and architectural goalsNice-to-have knowledge and experienceFamiliarity with transaction monitoring development as a development areaStart date: 2026-01-29End date: 2026-06-17Allocation: 100%Location: HelsinkiLanguage: Fluent in EnglishCandidates selected for this position will be required to present a clear credit record.Please apply directly through our system with your updated CV in English, where your relevant skills and experience for the role is clearly demonstrated. PayExpress:We now offer a fast and smooth payment solution, so you don't have to wait through long payment periods. With us, you will receive your payment within 3-5 days after your timesheet has been approved. This benefit is included as standard in almost all our contracts with no extra work on your part. Read more: https://knowledge.eworkgroup.com/payexpress-get-paid-within-days-not-months